Microsoft Sentinel Analytic Rules
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Radiflow - Network Scanning Detected

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Idcde00cc5-5841-4aa9-96c5-dd836f9e3f26
RulenameRadiflow - Network Scanning Detected
DescriptionGenerates an incident when a network scan is detected either by Radiflow’s iSID.
SeverityHigh
TacticsDiscovery
TechniquesT0840
T0846
T0888
Required data connectorsRadiflowIsid
KindScheduled
Query frequency1h
Query period1h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowNetworkScanningDetected.yaml
Version1.0.0
Arm templatecde00cc5-5841-4aa9-96c5-dd836f9e3f26.json
Deploy To Azure
RadiflowEvent
| where DeviceProduct =~ 'iSID'
| where
    (
        EventClassID in (52, 105, 150, 151, 152, 153, 158, 166, 175)
        or EventMessage has 'Scan'
    )
relevantTechniques:
- T0840
- T0846
- T0888
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: 1h
    groupByCustomDetails: []
    groupByAlertDetails: []
    enabled: true
    reopenClosedIncident: false
    matchingMethod: AllEntities
    groupByEntities: []
name: Radiflow - Network Scanning Detected
requiredDataConnectors:
- dataTypes:
  - RadiflowEvent
  connectorId: RadiflowIsid
entityMappings:
- fieldMappings:
  - identifier: HostName
    columnName: SourceHostName
  - identifier: NetBiosName
    columnName: SourceHostName
  entityType: Host
- fieldMappings:
  - identifier: HostName
    columnName: DestinationHostName
  - identifier: NetBiosName
    columnName: DestinationHostName
  entityType: Host
- fieldMappings:
  - identifier: Address
    columnName: SourceIP
  entityType: IP
- fieldMappings:
  - identifier: Address
    columnName: DestinationIP
  entityType: IP
triggerThreshold: 0
id: cde00cc5-5841-4aa9-96c5-dd836f9e3f26
tactics:
- Discovery
version: 1.0.0
customDetails:
  DestinationType: DestinationType
  DestinationHostName: DestinationHostName
  DestinationMAC: DestinationMACAddress
  DestinationIP: DestinationIP
  SourceType: SourceType
  SourceMAC: SourceMACAddress
  DestinationVendor: DestinationVendor
  SourceVLAN: SourceVLAN
  Port: Port
  SourceHostName: SourceHostName
  SourceVendor: SourceVendor
  SourceIP: SourceIP
  Protocol: Protocol
alertDetailsOverride:
  alertDynamicProperties: []
  alertDisplayNameFormat: 'Network Scanning Detected: {{EventMessage}}'
  alertSeverityColumnName: EventSeverity
  alertDescriptionFormat: "A suspicious network scan activity has been detected in the network. Please check the the alert details for further information.\n\nMessage: {{EventMessage}}\nSource device: {{SourceIP}}\nDestination device (if any): {{DestinationIP}} "
queryPeriod: 1h
kind: Scheduled
eventGroupingSettings:
  aggregationKind: AlertPerResult
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowNetworkScanningDetected.yaml
suppressionDuration: 5h
queryFrequency: 1h
severity: High
status: Available
suppressionEnabled: false
description: |
    'Generates an incident when a network scan is detected either by Radiflow's iSID.'
query: |
  RadiflowEvent
  | where DeviceProduct =~ 'iSID'
  | where
      (
          EventClassID in (52, 105, 150, 151, 152, 153, 158, 166, 175)
          or EventMessage has 'Scan'
      )  
triggerOperator: gt
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/cde00cc5-5841-4aa9-96c5-dd836f9e3f26')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/cde00cc5-5841-4aa9-96c5-dd836f9e3f26')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "A suspicious network scan activity has been detected in the network. Please check the the alert details for further information.\n\nMessage: {{EventMessage}}\nSource device: {{SourceIP}}\nDestination device (if any): {{DestinationIP}} ",
          "alertDisplayNameFormat": "Network Scanning Detected: {{EventMessage}}",
          "alertDynamicProperties": [],
          "alertSeverityColumnName": "EventSeverity"
        },
        "alertRuleTemplateName": "cde00cc5-5841-4aa9-96c5-dd836f9e3f26",
        "customDetails": {
          "DestinationHostName": "DestinationHostName",
          "DestinationIP": "DestinationIP",
          "DestinationMAC": "DestinationMACAddress",
          "DestinationType": "DestinationType",
          "DestinationVendor": "DestinationVendor",
          "Port": "Port",
          "Protocol": "Protocol",
          "SourceHostName": "SourceHostName",
          "SourceIP": "SourceIP",
          "SourceMAC": "SourceMACAddress",
          "SourceType": "SourceType",
          "SourceVendor": "SourceVendor",
          "SourceVLAN": "SourceVLAN"
        },
        "description": "'Generates an incident when a network scan is detected either by Radiflow's iSID.'\n",
        "displayName": "Radiflow - Network Scanning Detected",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "SourceHostName",
                "identifier": "HostName"
              },
              {
                "columnName": "SourceHostName",
                "identifier": "NetBiosName"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "DestinationHostName",
                "identifier": "HostName"
              },
              {
                "columnName": "DestinationHostName",
                "identifier": "NetBiosName"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "SourceIP",
                "identifier": "Address"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "DestinationIP",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT1H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Radiflow/Analytic Rules/RadiflowNetworkScanningDetected.yaml",
        "query": "RadiflowEvent\n| where DeviceProduct =~ 'iSID'\n| where\n    (\n        EventClassID in (52, 105, 150, 151, 152, 153, 158, 166, 175)\n        or EventMessage has 'Scan'\n    )\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Discovery"
        ],
        "techniques": null,
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}